Annotation of sys/dev/pcmcia/if_sm_pcmcia.c, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: if_sm_pcmcia.c,v 1.27 2006/06/17 18:01:52 brad Exp $ */
! 2: /* $NetBSD: if_sm_pcmcia.c,v 1.11 1998/08/15 20:47:32 thorpej Exp $ */
! 3:
! 4: /*-
! 5: * Copyright (c) 1997, 1998 The NetBSD Foundation, Inc.
! 6: * All rights reserved.
! 7: *
! 8: * This code is derived from software contributed to The NetBSD Foundation
! 9: * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
! 10: * NASA Ames Research Center.
! 11: *
! 12: * Redistribution and use in source and binary forms, with or without
! 13: * modification, are permitted provided that the following conditions
! 14: * are met:
! 15: * 1. Redistributions of source code must retain the above copyright
! 16: * notice, this list of conditions and the following disclaimer.
! 17: * 2. Redistributions in binary form must reproduce the above copyright
! 18: * notice, this list of conditions and the following disclaimer in the
! 19: * documentation and/or other materials provided with the distribution.
! 20: * 3. All advertising materials mentioning features or use of this software
! 21: * must display the following acknowledgement:
! 22: * This product includes software developed by the NetBSD
! 23: * Foundation, Inc. and its contributors.
! 24: * 4. Neither the name of The NetBSD Foundation nor the names of its
! 25: * contributors may be used to endorse or promote products derived
! 26: * from this software without specific prior written permission.
! 27: *
! 28: * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
! 29: * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
! 30: * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
! 31: * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
! 32: * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
! 33: * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
! 34: * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
! 35: * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
! 36: * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
! 37: * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
! 38: * POSSIBILITY OF SUCH DAMAGE.
! 39: */
! 40:
! 41: #include "bpfilter.h"
! 42:
! 43: #include <sys/param.h>
! 44: #include <sys/systm.h>
! 45: #include <sys/mbuf.h>
! 46: #include <sys/socket.h>
! 47: #include <sys/ioctl.h>
! 48: #include <sys/errno.h>
! 49: #include <sys/syslog.h>
! 50: #include <sys/selinfo.h>
! 51: #include <sys/timeout.h>
! 52: #include <sys/device.h>
! 53:
! 54: #include <net/if.h>
! 55: #include <net/if_dl.h>
! 56: #include <net/if_media.h>
! 57:
! 58: #ifdef INET
! 59: #include <netinet/in.h>
! 60: #include <netinet/in_systm.h>
! 61: #include <netinet/in_var.h>
! 62: #include <netinet/ip.h>
! 63: #include <netinet/if_ether.h>
! 64: #endif
! 65:
! 66: #if NBPFILTER > 0
! 67: #include <net/bpf.h>
! 68: #endif
! 69:
! 70: #include <machine/intr.h>
! 71: #include <machine/bus.h>
! 72:
! 73: #include <net/if_media.h>
! 74:
! 75: #include <dev/mii/mii.h>
! 76: #include <dev/mii/miivar.h>
! 77:
! 78: #include <dev/ic/smc91cxxreg.h>
! 79: #include <dev/ic/smc91cxxvar.h>
! 80:
! 81: #include <dev/pcmcia/pcmciareg.h>
! 82: #include <dev/pcmcia/pcmciavar.h>
! 83: #include <dev/pcmcia/pcmciadevs.h>
! 84:
! 85: int sm_pcmcia_match(struct device *, void *, void *);
! 86: void sm_pcmcia_attach(struct device *, struct device *, void *);
! 87: int sm_pcmcia_detach(struct device *, int);
! 88: int sm_pcmcia_activate(struct device *, enum devact);
! 89:
! 90: struct sm_pcmcia_softc {
! 91: struct smc91cxx_softc sc_smc; /* real "smc" softc */
! 92:
! 93: /* PCMCIA-specific goo. */
! 94: struct pcmcia_io_handle sc_pcioh; /* PCMCIA i/o space info */
! 95: int sc_io_window; /* our i/o window */
! 96: void *sc_ih; /* interrupt cookie */
! 97: struct pcmcia_function *sc_pf; /* our PCMCIA function */
! 98: };
! 99:
! 100: struct cfattach sm_pcmcia_ca = {
! 101: sizeof(struct sm_pcmcia_softc), sm_pcmcia_match, sm_pcmcia_attach,
! 102: sm_pcmcia_detach, sm_pcmcia_activate
! 103: };
! 104:
! 105: int sm_pcmcia_enable(struct smc91cxx_softc *);
! 106: void sm_pcmcia_disable(struct smc91cxx_softc *);
! 107:
! 108: int sm_pcmcia_ascii_enaddr(const char *, u_int8_t *);
! 109: int sm_pcmcia_funce_enaddr(struct device *, u_int8_t *);
! 110:
! 111: int sm_pcmcia_lannid_ciscallback(struct pcmcia_tuple *, void *);
! 112:
! 113: struct sm_pcmcia_product {
! 114: u_int16_t spp_vendor; /* vendor ID */
! 115: u_int16_t spp_product; /* product ID */
! 116: int spp_expfunc; /* expected function */
! 117: } sm_pcmcia_prod[] = {
! 118: { PCMCIA_VENDOR_MEGAHERTZ2, PCMCIA_PRODUCT_MEGAHERTZ2_XJACK,
! 119: 0 },
! 120: { PCMCIA_VENDOR_MEGAHERTZ2, PCMCIA_PRODUCT_MEGAHERTZ2_XJEM1144,
! 121: 0 },
! 122: { PCMCIA_VENDOR_NEWMEDIA, PCMCIA_PRODUCT_NEWMEDIA_BASICS,
! 123: 0 },
! 124: { PCMCIA_VENDOR_SMC, PCMCIA_PRODUCT_SMC_8020,
! 125: 0 },
! 126: { PCMCIA_VENDOR_PSION, PCMCIA_PRODUCT_PSION_GOLDCARD,
! 127: 0 }
! 128: };
! 129:
! 130: int
! 131: sm_pcmcia_match(parent, match, aux)
! 132: struct device *parent;
! 133: void *match, *aux;
! 134: {
! 135: struct pcmcia_attach_args *pa = aux;
! 136: int i;
! 137:
! 138: for (i = 0; i < sizeof(sm_pcmcia_prod)/sizeof(sm_pcmcia_prod[0]); i++)
! 139: if (pa->manufacturer == sm_pcmcia_prod[i].spp_vendor &&
! 140: pa->product == sm_pcmcia_prod[i].spp_product &&
! 141: pa->pf->number == sm_pcmcia_prod[i].spp_expfunc)
! 142: return (1);
! 143: return (0);
! 144: }
! 145:
! 146: void
! 147: sm_pcmcia_attach(parent, self, aux)
! 148: struct device *parent, *self;
! 149: void *aux;
! 150: {
! 151: struct sm_pcmcia_softc *psc = (struct sm_pcmcia_softc *)self;
! 152: struct smc91cxx_softc *sc = &psc->sc_smc;
! 153: struct pcmcia_attach_args *pa = aux;
! 154: struct pcmcia_config_entry *cfe;
! 155: u_int8_t myla[ETHER_ADDR_LEN], *enaddr = NULL;
! 156: const char *intrstr;
! 157:
! 158: psc->sc_pf = pa->pf;
! 159: cfe = SIMPLEQ_FIRST(&pa->pf->cfe_head);
! 160:
! 161: /* Enable the card. */
! 162: pcmcia_function_init(pa->pf, cfe);
! 163: if (pcmcia_function_enable(pa->pf)) {
! 164: printf(": function enable failed\n");
! 165: return;
! 166: }
! 167:
! 168: /* XXX sanity check number of mem and i/o spaces */
! 169:
! 170: /* Allocate and map i/o space for the card. */
! 171: if (pcmcia_io_alloc(pa->pf, 0, cfe->iospace[0].length,
! 172: cfe->iospace[0].length, &psc->sc_pcioh)) {
! 173: printf(": can't allocate i/o space\n");
! 174: return;
! 175: }
! 176:
! 177: sc->sc_bst = psc->sc_pcioh.iot;
! 178: sc->sc_bsh = psc->sc_pcioh.ioh;
! 179:
! 180: #ifdef notyet
! 181: sc->sc_enable = sm_pcmcia_enable;
! 182: sc->sc_disable = sm_pcmcia_disable;
! 183: #endif
! 184: sc->sc_enabled = 1;
! 185:
! 186: if (pcmcia_io_map(pa->pf, (cfe->flags & PCMCIA_CFE_IO16) ?
! 187: PCMCIA_WIDTH_IO16 : PCMCIA_WIDTH_IO8, 0, cfe->iospace[0].length,
! 188: &psc->sc_pcioh, &psc->sc_io_window)) {
! 189: printf(": can't map i/o space\n");
! 190: return;
! 191: }
! 192:
! 193: printf(" port 0x%lx/%lu", psc->sc_pcioh.addr,
! 194: (u_long)psc->sc_pcioh.size);
! 195:
! 196: /*
! 197: * First try to get the Ethernet address from FUNCE/LANNID tuple.
! 198: */
! 199: if (sm_pcmcia_funce_enaddr(parent, myla))
! 200: enaddr = myla;
! 201:
! 202: /*
! 203: * If that failed, try one of the CIS info strings.
! 204: */
! 205: if (enaddr == NULL) {
! 206: char *cisstr = NULL;
! 207:
! 208: switch (pa->manufacturer) {
! 209: case PCMCIA_VENDOR_MEGAHERTZ2:
! 210: cisstr = pa->pf->sc->card.cis1_info[3];
! 211: break;
! 212: case PCMCIA_VENDOR_SMC:
! 213: cisstr = pa->pf->sc->card.cis1_info[2];
! 214: break;
! 215: }
! 216: if (cisstr != NULL && sm_pcmcia_ascii_enaddr(cisstr, myla))
! 217: enaddr = myla;
! 218: }
! 219:
! 220: if (enaddr == NULL)
! 221: printf(", unable to get Ethernet address\n");
! 222:
! 223: psc->sc_ih = pcmcia_intr_establish(psc->sc_pf, IPL_NET,
! 224: smc91cxx_intr, sc, sc->sc_dev.dv_xname);
! 225: intrstr = pcmcia_intr_string(psc->sc_pf, psc->sc_ih);
! 226: if (*intrstr)
! 227: printf(", %s", intrstr);
! 228:
! 229: /* Perform generic initialization. */
! 230: smc91cxx_attach(sc, enaddr);
! 231:
! 232: #ifdef notyet
! 233: pcmcia_function_disable(pa->pf);
! 234: #endif
! 235: }
! 236:
! 237: int
! 238: sm_pcmcia_detach(dev, flags)
! 239: struct device *dev;
! 240: int flags;
! 241: {
! 242: struct sm_pcmcia_softc *psc = (struct sm_pcmcia_softc *)dev;
! 243: struct ifnet *ifp = &psc->sc_smc.sc_arpcom.ac_if;
! 244: int rv = 0;
! 245:
! 246: pcmcia_io_unmap(psc->sc_pf, psc->sc_io_window);
! 247: pcmcia_io_free(psc->sc_pf, &psc->sc_pcioh);
! 248:
! 249: ether_ifdetach(ifp);
! 250: if_detach(ifp);
! 251:
! 252: return (rv);
! 253: }
! 254:
! 255: int
! 256: sm_pcmcia_activate(dev, act)
! 257: struct device *dev;
! 258: enum devact act;
! 259: {
! 260: struct sm_pcmcia_softc *sc = (struct sm_pcmcia_softc *)dev;
! 261: struct ifnet *ifp = &sc->sc_smc.sc_arpcom.ac_if;
! 262: int s;
! 263:
! 264: s = splnet();
! 265: switch (act) {
! 266: case DVACT_ACTIVATE:
! 267: pcmcia_function_enable(sc->sc_pf);
! 268: sc->sc_ih = pcmcia_intr_establish(sc->sc_pf, IPL_NET,
! 269: smc91cxx_intr, sc, sc->sc_smc.sc_dev.dv_xname);
! 270: smc91cxx_init(&sc->sc_smc);
! 271: break;
! 272:
! 273: case DVACT_DEACTIVATE:
! 274: ifp->if_timer = 0;
! 275: if (ifp->if_flags & IFF_RUNNING)
! 276: smc91cxx_stop(&sc->sc_smc);
! 277: pcmcia_intr_disestablish(sc->sc_pf, sc->sc_ih);
! 278: pcmcia_function_disable(sc->sc_pf);
! 279: break;
! 280: }
! 281: splx(s);
! 282: return (0);
! 283: }
! 284:
! 285: int
! 286: sm_pcmcia_ascii_enaddr(cisstr, myla)
! 287: const char *cisstr;
! 288: u_int8_t *myla;
! 289: {
! 290: char enaddr_str[12];
! 291: int i, j;
! 292:
! 293: if (strlen(cisstr) != 12) {
! 294: /* Bogus address! */
! 295: return (0);
! 296: }
! 297: bcopy(cisstr, enaddr_str, sizeof enaddr_str);
! 298: for (i = 0; i < 6; i++) {
! 299: for (j = 0; j < 2; j++) {
! 300: /* Convert to upper case. */
! 301: if (enaddr_str[(i * 2) + j] >= 'a' &&
! 302: enaddr_str[(i * 2) + j] <= 'z')
! 303: enaddr_str[(i * 2) + j] -= 'a' - 'A';
! 304:
! 305: /* Parse the digit. */
! 306: if (enaddr_str[(i * 2) + j] >= '0' &&
! 307: enaddr_str[(i * 2) + j] <= '9')
! 308: myla[i] |= enaddr_str[(i * 2) + j]
! 309: - '0';
! 310: else if (enaddr_str[(i * 2) + j] >= 'A' &&
! 311: enaddr_str[(i * 2) + j] <= 'F')
! 312: myla[i] |= enaddr_str[(i * 2) + j]
! 313: - 'A' + 10;
! 314: else {
! 315: /* Bogus digit!! */
! 316: return (0);
! 317: }
! 318:
! 319: /* Compensate for ordering of digits. */
! 320: if (j == 0)
! 321: myla[i] <<= 4;
! 322: }
! 323: }
! 324:
! 325: return (1);
! 326: }
! 327:
! 328: int
! 329: sm_pcmcia_funce_enaddr(parent, myla)
! 330: struct device *parent;
! 331: u_int8_t *myla;
! 332: {
! 333:
! 334: return (pcmcia_scan_cis(parent, sm_pcmcia_lannid_ciscallback, myla));
! 335: }
! 336:
! 337: int
! 338: sm_pcmcia_lannid_ciscallback(tuple, arg)
! 339: struct pcmcia_tuple *tuple;
! 340: void *arg;
! 341: {
! 342: u_int8_t *myla = arg;
! 343: int i;
! 344:
! 345: if (tuple->code == PCMCIA_CISTPL_FUNCE || tuple->code ==
! 346: PCMCIA_CISTPL_SPCL) {
! 347: /* subcode, length */
! 348: if (tuple->length < 2)
! 349: return (0);
! 350:
! 351: if ((pcmcia_tuple_read_1(tuple, 0) !=
! 352: PCMCIA_TPLFE_TYPE_LAN_NID) ||
! 353: (pcmcia_tuple_read_1(tuple, 1) != ETHER_ADDR_LEN))
! 354: return (0);
! 355:
! 356: for (i = 0; i < ETHER_ADDR_LEN; i++)
! 357: myla[i] = pcmcia_tuple_read_1(tuple, i + 2);
! 358: return (1);
! 359: }
! 360: return (0);
! 361: }
! 362:
! 363: int
! 364: sm_pcmcia_enable(sc)
! 365: struct smc91cxx_softc *sc;
! 366: {
! 367: struct sm_pcmcia_softc *psc = (struct sm_pcmcia_softc *)sc;
! 368:
! 369: /* Establish the interrupt handler. */
! 370: psc->sc_ih = pcmcia_intr_establish(psc->sc_pf, IPL_NET, smc91cxx_intr,
! 371: sc, sc->sc_dev.dv_xname);
! 372: if (psc->sc_ih == NULL) {
! 373: printf("%s: couldn't establish interrupt handler\n",
! 374: sc->sc_dev.dv_xname);
! 375: return (1);
! 376: }
! 377:
! 378: return (pcmcia_function_enable(psc->sc_pf));
! 379: }
! 380:
! 381: void
! 382: sm_pcmcia_disable(sc)
! 383: struct smc91cxx_softc *sc;
! 384: {
! 385: struct sm_pcmcia_softc *psc = (struct sm_pcmcia_softc *)sc;
! 386:
! 387: pcmcia_intr_disestablish(psc->sc_pf, psc->sc_ih);
! 388: pcmcia_function_disable(psc->sc_pf);
! 389: }
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